9. Maintenance
9-3. Parts replacement
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9-3. Parts replacement
<Replacement of Regular Replacement Parts>
Replace the regular replacement parts of the gas detector at recommended maintenance intervals.
List of recommended regular replacement parts
Name
Maintenance
intervals
Replacement
intervals
Quantity
(pieces
per unit)
Remarks
Pump unit (RP-12)
6 months
1 - 2 years
1
*
Gas sensor (TE-7515W)
6 months
3 years
1
*
Rubber seal (sensor)
-
3 - 6 years
1
Rubber seal (main case)
-
3 - 6 years
1
Rubber seal (battery cover)
-
3 - 6 years
1
Alkaline manganese battery
-
-
4
Filter set (10 pcs)
3 months
0.5 years
1
* The operation must be checked after replacement by a qualified service engineer. For the stable
operation of the gas detector and safety, ask a qualified service engineer to take care of replacement of
the parts. Request RIKEN KEIKI for operation check.
NOTE
•
The above replacement intervals are recommendation only. The intervals may change depending
on the operating conditions. These intervals do not mean the warranty periods either. The result of
the regular maintenance may determine when to replace the parts.
<Battery Replacement>
For battery replacement, see "How to replace the batteries” (P. 14).
<Filter Replacement>
For dust filter replacement, see “Dust Filter Replacement Procedure” (P. 15).
NOTE
•
Never fail to turn off the power of the gas detector before replacing the dust filter.
•
Be sure to use the dedicated dust filter for the gas detector. The use of similar products may cause
inaccurate gas detection.
